Acer Aspire V3-551, Руководство по обслуживанию

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2-23 System Utilities
Clearing the Password Check and BIOS Password
Clearing the Password Check
The password check can be removed by shorting the “RTC_RST” point with a metal instrument.
1.
Remove the lower cover door and the memory module (refer to System Utilities on page 2-2 ).
2.
Remove the battery (refer to System Utilities on page 2-2 ).
3.
Under the memory module slots, locate the CMOS jumper.
4.
Use an electronic conductivity tool to bridge the two points of the jumper.
Figure 2:29. CMOS Jumper
Clearing BIOS Passwords
To clear the User or Supervisor password, perform the following:
1.
At the command prompt, type clnpwd.exe . The Clean Password Utility is shown.
Figure 2:30. Clean BIOS Password
2.
Press 1 or 2 to clear the desired password shown on the screen.
3.
The screen displays function success or failure.
Figure 2:31. Clean Result
ACER Clean Password Utility V 1.00
d:\Clnpwd>clnpwd
Press 1or 2 to clean any password shown as below
Clen User Password Successfully!
1.User Password
2.Supervisor Password
ACER Clean Password Utility V 1.00
d:\Clnpwd>clnpwd
Press 1or 2 to clean any password shown as below
Clen User Password Successfully!
1
Clen User Password Successfully!
d:\Clnpwd>
1.User Password
2.Supervisor Password